Optics Letters, ISSN 0146-9592, 10/2017, Volume 42, Issue 19, pp. 3828 - 3831
We demonstrate the generation of 0.85Â PW, 30Â fs laser pulses at a repetition rate of 3.3Â Hz with a record average power of 85Â W from a Ti:sapphire laser. The...
Journal Article
ACS Nano, ISSN 1936-0851, 04/2016, Volume 10, Issue 4, pp. 4797 - 4805
Electromagnetic generators (EMGs) and triboelectric nanogenerators (TENGs) are the two most powerful approaches for harvesting ambient mechanical energy, but...
energy harvesting | triboelectric nanogenerator | electromagnetic generator | mechanical energy | low-frequency energy
energy harvesting | triboelectric nanogenerator | electromagnetic generator | mechanical energy | low-frequency energy
Journal Article
Applied Optics, ISSN 1559-128X, 07/2016, Volume 55, Issue 21, pp. 5630 - 5633
In this paper, we develop a diode-pumped all-solid-state high-energy and high beam quality Nd:YAG laser system. A master oscillator power amplifier structure...
OPTICS | Laser beams | Oscillators (Electronics) | Research
OPTICS | Laser beams | Oscillators (Electronics) | Research
Journal Article
Optics Letters, ISSN 0146-9592, 05/2018, Volume 43, Issue 9, pp. 2197 - 2200
A carrier-envelope-phase-stable near-single-cycle mid-infrared laser based on optical parametric chirped pulse amplification and hollow-core fiber compression...
Journal Article
Journal of High Energy Physics, ISSN 1126-6708, 11/2014, Volume 2014, Issue 11, pp. 1 - 36
We study in detail the impact of anomalous Higgs couplings in angular asymmetries of the crossing-symmetric processes H → Zℓ + ℓ − and e + e − → HZ. Beyond...
Beyond Standard Model | Quantum Physics | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Higgs Physics | Physics | Elementary Particles, Quantum Field Theory | Physics - High Energy Physics - Phenomenology
Beyond Standard Model | Quantum Physics | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Higgs Physics | Physics | Elementary Particles, Quantum Field Theory | Physics - High Energy Physics - Phenomenology
Journal Article
Optics Letters, ISSN 0146-9592, 07/2017, Volume 42, Issue 14, pp. 2730 - 2733
In this Letter, we present an adaptive aberration correction system to simultaneously compensate for aberrations and reshaping the beams. A low-order...
SYSTEM | OPTICS | HIGH-POWER | ZIGZAG SLAB LASERS
SYSTEM | OPTICS | HIGH-POWER | ZIGZAG SLAB LASERS
Journal Article
IEEE Microwave and Wireless Components Letters, ISSN 1531-1309, 04/2012, Volume 22, Issue 4, pp. 206 - 208
This letter presents a phase-noise-centric design methodology of a rotary traveling wave voltage controlled oscillator (RTW VCO). Based upon this methodology,...
Phase noise | CMOS | Voltage-controlled oscillators | Q factor | rotary traveling wave (RTW) | shielded coplanar stripline | CMOS integrated circuits | Frequency measurement | voltage-controlled oscillator (VCO) | Tuning | phase noise | OSCILLATOR | ENGINEERING, ELECTRICAL & ELECTRONIC | Transmission lines | Methodology | Jitter | Traveling waves | Power dissipation | Striplines
Phase noise | CMOS | Voltage-controlled oscillators | Q factor | rotary traveling wave (RTW) | shielded coplanar stripline | CMOS integrated circuits | Frequency measurement | voltage-controlled oscillator (VCO) | Tuning | phase noise | OSCILLATOR | ENGINEERING, ELECTRICAL & ELECTRONIC | Transmission lines | Methodology | Jitter | Traveling waves | Power dissipation | Striplines
Journal Article
Nano Energy, ISSN 2211-2855, 11/2019, Volume 65, p. 104011
Mechanical energy has been widely harvested to meet the increasing worldwide energy demands, especially propelled by the breakthrough of Triboelectric...
Mechanical modulating | Triboelectric nanogenerator | Energy harvesting | Ultra-low frequency | Contact-release time | GENERATOR | PHYSICS, APPLIED | FILM | PERFORMANCE | MATERIALS SCIENCE, MULTIDISCIPLINARY | CHEMISTRY, PHYSICAL | NANOSCIENCE & NANOTECHNOLOGY
Mechanical modulating | Triboelectric nanogenerator | Energy harvesting | Ultra-low frequency | Contact-release time | GENERATOR | PHYSICS, APPLIED | FILM | PERFORMANCE | MATERIALS SCIENCE, MULTIDISCIPLINARY | CHEMISTRY, PHYSICAL | NANOSCIENCE & NANOTECHNOLOGY
Journal Article
9.
Full Text
Optical frequency comb with an absolute linewidth of 0.6 Hz-1.2 Hz over an octave spectrum
Applied Physics Letters, ISSN 0003-6951, 06/2013, Volume 102, Issue 23, p. 231118
We demonstrate a narrow-linewidth optical frequency comb based on a femtosecond Ti:sapphire laser by precisely phase-locking it to a subhertz-linewidth Nd:YAG...
LATTICE CLOCK | FIBER | PHYSICS, APPLIED | X 10(-16) | CAVITY | LASER STABILIZATION | ION | GENERATION
LATTICE CLOCK | FIBER | PHYSICS, APPLIED | X 10(-16) | CAVITY | LASER STABILIZATION | ION | GENERATION
Journal Article
Optics Express, ISSN 1094-4087, 12/2018, Volume 26, Issue 25, pp. 32717 - 32727
We demonstrated a four-beam3 combined laser system based on Brillouin amplification with a nanosecond output of 2.5 J at a 10 Hz repetition rate. We used...
SCATTERING | OPTICS | MIRRORS
SCATTERING | OPTICS | MIRRORS
Journal Article
Optics Communications, ISSN 0030-4018, 06/2016, Volume 368, pp. 68 - 72
A joule-level Nd:YAG nanosecond laser of high repetition frequency and high beam quality is developed out. The laser is designed as a MOPA system mainly...
High beam quality | Diode-pumped | High repetition | Nanosecond laser | SBS | ENERGY | OPTICS | HIGH-POWER | Electric power systems | Power amplifiers | Beams (radiation) | Seeds | Spots | Far fields | Distortion | Nanostructure | Laser beams | Repetition
High beam quality | Diode-pumped | High repetition | Nanosecond laser | SBS | ENERGY | OPTICS | HIGH-POWER | Electric power systems | Power amplifiers | Beams (radiation) | Seeds | Spots | Far fields | Distortion | Nanostructure | Laser beams | Repetition
Journal Article
IEEE Transactions on Circuits and Systems II: Express Briefs, ISSN 1549-7747, 06/2018, Volume 65, Issue 6, pp. 749 - 753
A high performance X-band quadrature voltage-controlled oscillator (QVCO) is presented. The transformer feedback topology is proposed to combine with the...
Phase noise | Couplings | Power demand | self-switching biasing | transformer feedback | Quadrature voltage-controlled oscillator (QVCO) | Topology | Transistors | Circuit faults | current-reuse | COUPLING TECHNIQUE | NOISE | CMOS QUADRATURE-VCO | ENGINEERING, ELECTRICAL & ELECTRONIC
Phase noise | Couplings | Power demand | self-switching biasing | transformer feedback | Quadrature voltage-controlled oscillator (QVCO) | Topology | Transistors | Circuit faults | current-reuse | COUPLING TECHNIQUE | NOISE | CMOS QUADRATURE-VCO | ENGINEERING, ELECTRICAL & ELECTRONIC
Journal Article
Journal of Neurophysiology, ISSN 0022-3077, 05/2003, Volume 89, Issue 5, pp. 2707 - 2725
Slow oscillatory activity (<1 Hz) is observed in vivo in the cortex during slow-wave sleep or under anesthesia and in vitro when the bath solution is chosen to...
NEOCORTICAL NEURONS | NEURONS IN-VIVO | PYRAMIDAL NEURONS | PHYSIOLOGY | MEMBRANE-POTENTIAL FLUCTUATIONS | INHIBITORY POPULATIONS | CAT VISUAL-CORTEX | CORTICOTHALAMIC NETWORKS | TRAVELING WAVES | PERSISTENT ACTIVITY | NEUROSCIENCES | ONE-DIMENSIONAL NETWORK | Interneurons - physiology | Synapses - physiology | Electrophysiology | Neural Conduction - physiology | Ion Channels - physiology | Membrane Potentials - physiology | Excitatory Postsynaptic Potentials - physiology | Algorithms | Animals | Pyramidal Cells - physiology | Neurons - physiology | Anesthesia | Cerebral Cortex - physiology | Kinetics | Models, Neurological | Sleep - physiology | Neural Networks (Computer) | firing pattern
NEOCORTICAL NEURONS | NEURONS IN-VIVO | PYRAMIDAL NEURONS | PHYSIOLOGY | MEMBRANE-POTENTIAL FLUCTUATIONS | INHIBITORY POPULATIONS | CAT VISUAL-CORTEX | CORTICOTHALAMIC NETWORKS | TRAVELING WAVES | PERSISTENT ACTIVITY | NEUROSCIENCES | ONE-DIMENSIONAL NETWORK | Interneurons - physiology | Synapses - physiology | Electrophysiology | Neural Conduction - physiology | Ion Channels - physiology | Membrane Potentials - physiology | Excitatory Postsynaptic Potentials - physiology | Algorithms | Animals | Pyramidal Cells - physiology | Neurons - physiology | Anesthesia | Cerebral Cortex - physiology | Kinetics | Models, Neurological | Sleep - physiology | Neural Networks (Computer) | firing pattern
Journal Article
Journal of Microelectromechanical Systems, ISSN 1057-7157, 08/2015, Volume 24, Issue 4, pp. 1193 - 1206
This paper presents an energy harvester with microfabricated flexible coils (rolled and aligned to a magnet array for maximum magnetic flux change) and...
Vibrations | Coils | magnet array | Magnetomechanical effects | Magnetic resonance | magnetic spring | flexible coils | Electromagnetic vibration-energy harvesting | human body motion | Springs | Magnetic levitation | GENERATOR | INSTRUMENTS & INSTRUMENTATION | PHYSICS, APPLIED | VIBRATION | NANOSCIENCE & NANOTECHNOLOGY | ENGINEERING, ELECTRICAL & ELECTRONIC
Vibrations | Coils | magnet array | Magnetomechanical effects | Magnetic resonance | magnetic spring | flexible coils | Electromagnetic vibration-energy harvesting | human body motion | Springs | Magnetic levitation | GENERATOR | INSTRUMENTS & INSTRUMENTATION | PHYSICS, APPLIED | VIBRATION | NANOSCIENCE & NANOTECHNOLOGY | ENGINEERING, ELECTRICAL & ELECTRONIC
Journal Article
AEUE - International Journal of Electronics and Communications, ISSN 1434-8411, 02/2019, Volume 100, pp. 16 - 24
This paper presents a pico-ampere voltage reference for IoT systems with high performance in line regulation and power supply rejection ratio (PSRR). Based on...
Voltage reference | Line regulation | PSRR | Pico-ampere | Self-regulation | Sensors | Transistors | Complementary metal oxide semiconductors | Electric properties
Voltage reference | Line regulation | PSRR | Pico-ampere | Self-regulation | Sensors | Transistors | Complementary metal oxide semiconductors | Electric properties
Journal Article
Physics of Plasmas, ISSN 1070-664X, 03/2019, Volume 26, Issue 3, p. 33508
It is common to identify the internal insulation conditions of Sulfur Hexafluoride (SF6) insulated equipment by monitoring the concentrations of SF6...
Journal Article
Journal of Lightwave Technology, ISSN 0733-8724, 02/2011, Volume 29, Issue 4, pp. 571 - 577
We report the successful transmission of 64 Tb/s capacity (640 ×107 Gb/s with 12.5 GHz channel spacing) over 320 km reach utilizing 8-THz of spectrum in the...
digital | fiber | coherent | modulation format | Optical transmitters | L-band | Optical fiber amplifiers | Phase estimation | Capacity | Modulation | Signal processing algorithms | Erbium-doped fiber amplifier | spectral efficiency | QAM | optical transmission | FEEDFORWARD CARRIER RECOVERY | OPTICS | ENGINEERING, ELECTRICAL & ELECTRONIC
digital | fiber | coherent | modulation format | Optical transmitters | L-band | Optical fiber amplifiers | Phase estimation | Capacity | Modulation | Signal processing algorithms | Erbium-doped fiber amplifier | spectral efficiency | QAM | optical transmission | FEEDFORWARD CARRIER RECOVERY | OPTICS | ENGINEERING, ELECTRICAL & ELECTRONIC
Journal Article
European Journal of Radiology, ISSN 0720-048X, 04/2018, Volume 101, pp. 144 - 148
The repetitive application of transcranial magnetic stimulation (rTMS) on left dorsolateral prefrontal cortex (DLPFC) has been consistently shown to be...
Dorsolateral prefrontal cortex | Arterial spin labeling perfusion MRI | Default mode network | Transcranial Magnetic Stimulation (TMS) | BRAIN ACTIVITY | POSTERIOR CINGULATE CORTEX | INTERINDIVIDUAL VARIABILITY | AUTOBIOGRAPHICAL MEMORY | PARIETAL CORTEX | CORTICAL EXCITABILITY | PRIMARY MOTOR CORTEX | POSITRON-EMISSION-TOMOGRAPHY | TRANSCRANIAL MAGNETIC STIMULATION | CONNECTIVITY | RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING
Dorsolateral prefrontal cortex | Arterial spin labeling perfusion MRI | Default mode network | Transcranial Magnetic Stimulation (TMS) | BRAIN ACTIVITY | POSTERIOR CINGULATE CORTEX | INTERINDIVIDUAL VARIABILITY | AUTOBIOGRAPHICAL MEMORY | PARIETAL CORTEX | CORTICAL EXCITABILITY | PRIMARY MOTOR CORTEX | POSITRON-EMISSION-TOMOGRAPHY | TRANSCRANIAL MAGNETIC STIMULATION | CONNECTIVITY | RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING
Journal Article
Optics Communications, ISSN 0030-4018, 03/2017, Volume 387, pp. 12 - 17
Real-time optical OFDM transmissions based on FPGA with 6.93 bit/s/Hz spectral efficiency by using simple directly modulated DFB laser and DAC/ADC with...
Spectral efficiency | OFDM | IMDD | Real-time | PERFORMANCE | SIGNALS | LINKS | OPTICS | Lasers | Transceivers
Spectral efficiency | OFDM | IMDD | Real-time | PERFORMANCE | SIGNALS | LINKS | OPTICS | Lasers | Transceivers
Journal Article
JOURNAL OF RADIATION RESEARCH, ISSN 0449-3060, 07/2019, Volume 60, Issue 4, pp. 424 - 431
Although extremely low frequency magnetic fields (ELF-MFs) have been classified as a possible carcinogen for humans by the International Agency for Research on...
relative permittivity | culture medium | PROLIFERATION | biological effects | 50 Hz MF | CHILDHOOD-CANCER | FREQUENCY ELECTROMAGNETIC-FIELDS | ONCOLOGY | BIOLOGY | CANCER-RISK | MICE | RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING | OCCUPATIONAL-EXPOSURE | WATER | Regular Paper
relative permittivity | culture medium | PROLIFERATION | biological effects | 50 Hz MF | CHILDHOOD-CANCER | FREQUENCY ELECTROMAGNETIC-FIELDS | ONCOLOGY | BIOLOGY | CANCER-RISK | MICE | RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING | OCCUPATIONAL-EXPOSURE | WATER | Regular Paper
Journal Article
No results were found for your search.
Cannot display more than 1000 results, please narrow the terms of your search.